Gamma-ray flashes produced in Earth's atmosphere by severe lightning storms and upper atmospheric events.
Van Allen Belt ...
The "dancing sprites" observed above the ROTATIONAL (as opposed to the magnetic) axis of the pulsar are interpreted as a plasma confined within the relatively narrow compass of the magnetic dipole region (i.e., the ring you indicate) where the ...
red sprites (NASA Thesaurus) See sprites reddening (Galileo Project Glossary - JPL) The phenomenon of the trailing hemisphere of a planetary body being darker at shorter wavelengths ("redder") than the leading hemisphere.
However, when miners were unable to extract any copper from it they blamed a mischievous sprite of German mythology, Nickel (similar to Old Nick) for besetting the copper. They called this ore Kupfernickel from the German Kupfer for copper.
The Sudbury Neutrino Observatory (SNO) is hardly your average physics experiment: buried in a 2000 meter deep mine in Ontario and filled with 1000 tons of heavy water, its purpose is to catch neutrinos, spritely particles which form in the center of ...
Puck is a mythological fairy or mischievous nature sprite. Puck is also a generalised personification of land spirits. Whilst being an aspect of Robin Goodfellow, he is also 'Hob ' and Will-o'-the-wisp....
The math for computing sprite trajectories or plotting functions on a graphics card was daunting and very hard for me. But I persisted.
Here Sobel digs into her bag of creative tools to deposit a spritely, plausible, and entertaining fictional play in the middle of the book.
Sentman, D. D. and Wescott, E. M. "Red Sprites and Blue Jets: High-Altitude Optical Emissions Linked to Lightning." EOS, Trans. Amer. Geophys. Union 77, 1-4, 1996.
Umbriel -- In Alexander Pope's poem "The Rape of the Lock", a "dusky, melancholy sprite".
Uranus -- Planet seventh in order from the sun. In Greek mythology, god of the sky, mate of the goddess of the Earth, and father of the Titans.
Airline pilots used to report sightings of strange flashes above thunderstorms, which remained taboo until the space shuttle also imaged them in the early 1990s. These ‘sprites' and ‘ ...
The cause of this phenomenon is not known, but it is currently suspected to be related to "Sprites": lightening flashes which are occasionally seen jumping upwards from cloud tops to the upper stratosphere.
Highlights of this HST Crab "movie" show wisps of material moving away from the pulsar at half the speed of light, a scintillating halo, and an intense knot of emission dancing, sprite-like, above the pulsar's pole.
See also: Earth, Astro, Planet, Sun, Period